From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 10306 invoked by alias); 29 Jan 2012 12:13:13 -0000 Received: (qmail 10298 invoked by uid 22791); 29 Jan 2012 12:13:09 -0000 X-SWARE-Spam-Status: No, hits=-2.4 required=5.0 tests=AWL,BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FROM,RCVD_IN_DNSWL_LOW X-Spam-Check-By: sourceware.org Received: from mail-wi0-f169.google.com (HELO mail-wi0-f169.google.com) (209.85.212.169) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Sun, 29 Jan 2012 12:12:56 +0000 Received: by wibhj13 with SMTP id hj13so3262541wib.0 for ; Sun, 29 Jan 2012 04:12:55 -0800 (PST) Received: by 10.180.93.194 with SMTP id cw2mr4596034wib.0.1327839175243; Sun, 29 Jan 2012 04:12:55 -0800 (PST) Received: from localhost (rsandifo.gotadsl.co.uk. [82.133.89.107]) by mx.google.com with ESMTPS id t15sm23443964wiv.6.2012.01.29.04.12.53 (version=TLSv1/SSLv3 cipher=OTHER); Sun, 29 Jan 2012 04:12:54 -0800 (PST) From: Richard Sandiford To: John Reiser Mail-Followup-To: John Reiser ,Binutils , rdsandiford@googlemail.com Cc: Binutils Subject: Re: Initial MIPS patch for GOLD - version 3 References: <4F1ED098.2060508@RT-RK.com> <4F235971.9050109@bitwagon.com> Date: Sun, 29 Jan 2012 12:13:00 -0000 In-Reply-To: <4F235971.9050109@bitwagon.com> (John Reiser's message of "Fri, 27 Jan 2012 18:12:01 -0800") Message-ID: <87fwey906y.fsf@firetop.home> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/23.2 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Mailing-List: contact binutils-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: binutils-owner@sourceware.org X-SW-Source: 2012-01/txt/msg00268.txt.bz2 John Reiser writes: > On 01/27/2012 05:54 PM, Ian Lance Taylor wrote: >> Aleksandar Simeonov writes: > >>> - MIPS needs to have PT_NULL segment to be last in list of segments. > >> Why would we ever have a PT_NULL segment? > > It's a way to insert a "comment" into the Phdrs. Such a comment > can be convenient for extensions or special cases that the usual > tools did not anticipate. In this case it's for the prelinker: http://sourceware.org/ml/binutils/2006-10/msg00174.html Richard